CN217444283U

CN217444283U - Motor driving equipment with built-in switching device

Info

Publication number: CN217444283U
Application number: CN202220585566.5U
Authority: CN
Inventors: 黄明乐
Original assignee: Hefei Xianhu Semiconductor Technology Co ltd
Current assignee: Hefei Xianhu Semiconductor Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-09-16
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a motor drive equipment of built-in switching device, which comprises an apparatus body, the equipment body still includes including the incoming line end and the leading-out terminal of electrical components around connecting respectively: the socket module is fixed in the equipment body and comprises at least one path of plugging position; the air switch comprises a switch body and a plug module which can be plugged into the socket module in a pluggable manner; the plug module is matched with the plugging position; the current enters from the wire inlet end, travels to the input end of the air switch through the input end of the plug-in position, travels to the output end of the plug-in position from the output end of the air switch, and then travels to the wire outlet end. Through the matching of the plug module and the socket module, the quick installation and replacement of the air switch are realized, and a professional is not required to perform complex welding cables.

Description

Motor driving equipment with built-in switching device

Technical Field

The utility model relates to an electrical equipment technical field, concretely relates to motor drive equipment of built-in switch device.

Background

An air switch is a switch which can automatically break a circuit as long as the current in the circuit exceeds a rated value. The conventional air switch structure is described in chinese patent No. CN104810191A entitled "one air switch" and chinese patent No. CN104465237A entitled "one main air switch": the switch comprises a shell in a shape of a Chinese character 'tu', a switch device is arranged at the top end part of the shell, a wire inlet and a wire outlet are respectively arranged at two shoulder sides of the Chinese character 'tu', and a switch circuit, an overcurrent release and the like are arranged in the shell. When the protective device is used, the cable of the main circuit to be protected is fixed and connected with corresponding equipment through the wire inlet and the wire outlet.

When the air switch is used, cables at the input end and the output end of the air switch are required to be connected with the output end of the last electrical element and the input end of the motor driving device respectively, so that a professional worker is required to perform multiple wiring welding processing on the interface cable, the price of the air switch is far lower than that of the motor driving device, and meanwhile, the loss of the air switch is far higher than that of the motor driving device, so that the replacement and maintenance are troublesome, the worker also needs time in field maintenance, and the maintenance and use of the device are delayed.

SUMMERY OF THE UTILITY MODEL

To the problem in the above-mentioned technical background, the utility model aims to provide a motor drive equipment of built-in switching device, through the matching of plug module and socket module, realize air switch's quick installation replacement, need not the professional and carry out complicated welding cable.

In order to realize the above purpose, the utility model discloses a technical scheme be:

the utility model provides a motor drive equipment of built-in switching device, includes the equipment body, the equipment body is including the inlet wire end and the outlet terminal of connecting front and back electrical components respectively, still includes:

the socket module is fixed in the equipment body and comprises at least one path of plugging position;

the air switch comprises a switch body and a plug module which can be plugged into the socket module in a pluggable manner; the plug module is matched with the plugging position;

the current enters from the wire inlet end, travels to the input end of the air switch through the input end of the plug-in position, travels to the output end of the plug-in position from the output end of the air switch, and then travels to the wire outlet end.

Furthermore, the plug-in position comprises a first input end and a first output end, a first channel for current to pass is formed between the first input end and the wire inlet end, and a second channel for current to pass is formed between the first output end and the wire outlet end.

Furthermore, the plug module includes a second input end and a second output end, and the second input end and the second output end correspond to the first input end and the first output end respectively.

Furthermore, the current enters through the wire inlet end and the first channel, travels to the second input end of the air switch through the first input end of the plugging position, travels to the first output end of the plugging position through the second output end of the air switch, and travels to the wire outlet end through the second channel.

Furthermore, the first input end, the first output end, the second input end and the second output end are respectively provided with a zero line interface and a live line interface.

Further, the air switch is installed in an outer case, and the outer case is installed in a shoulder portion of the apparatus body.

Further, the motor driving device comprises a frequency converter, a server and a water pump.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses in change traditional air switch device's structure, design air switch's input, output are the plug module, set up socket module on motor drive equipment like the converter, through the matching of plug module and socket module, realize air switch's quick installation replacement, need not the professional and carry out complicated welding cable, can realize air switch's maintenance and with electrical equipment's being connected, improve work efficiency.

Drawings

Fig. 1 is a schematic structural view of a motor driving device with a built-in switching device according to the present invention;

fig. 2 is an exploded view of the motor driving apparatus of fig. 1 with a switching device built therein;

FIG. 3 is a schematic view of the air switch of FIG. 1;

FIG. 4 is a schematic view of the outer housing of FIG. 1 after installation;

fig. 5 is a schematic diagram of the circuit connection between the air switch and the device body according to the present invention.

Wherein, 1, the equipment body; 2. a wire inlet end; 3. a wire outlet end; 4. a socket module; 5. inserting positions; 6. an air switch; 7. a switch body; 8. a plug module; 9. an outer housing; 10. a shoulder portion; 501. a first input terminal; 502. a first output terminal; 801. a second input terminal; 802. a second output terminal; a. a zero line interface; b. and a live wire interface.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 5, a motor driving device with a built-in switching device includes a device body 1, where the device body 1 includes a wire inlet terminal 2 and a wire outlet terminal 3 for connecting front and rear electrical components, respectively, and further includes:

the socket module 4 is fixed in the equipment body 1, and the socket module 4 comprises at least one path of plug-in position 5;

the air switch 6 comprises a switch body 7 and a plug module 8 which can be plugged into the socket module 4 in a pluggable manner; the plug module 8 is matched with the plug-in position 5;

the current enters from the incoming line end 2, travels to the input end of the air switch 6 through the input end of the plug-in position 5, travels to the output end of the plug-in position 5 from the output end of the air switch 6, and then travels to the outgoing line end 3.

The utility model discloses in, change the structure of traditional air switch device, design air switch 6's input, output are plug module 8, set up socket module 4 on motor drive equipment like the converter, through the matching of plug module 8 with socket module 4, realize air switch's quick installation replacement, need not the professional and carry out complicated welding cable, can realize air switch's maintenance and be connected with electrical equipment, improve work efficiency.

Specifically, socket module 4 includes the grafting position 5 of at least one way, and plug module 8 matches with grafting position 5 and pegs graft, consequently, can set up a plurality of grafting positions 5 according to the equipment demand in this application to realize a plurality of air switch's installation, reach the protection of opening a circuit to multichannel circuit.

As shown in fig. 2, in the technical solution of the present invention:

the plug-in position 5 includes a first input terminal 501 and a first output terminal 502, a first channel for current to pass is formed between the first input terminal 501 and the incoming line terminal 2, and a second channel for current to pass is formed between the first output terminal 502 and the outgoing line terminal 3.

In this embodiment, the first input terminal 501 is electrically connected to the incoming line terminal 2, and the incoming line terminal 2 is connected to the previous electrical component to form a first current path; the first output end 502 is electrically connected with the appearance end 3, and the line outlet end 3 is connected with the next electrical component to form a second channel of current; therefore, the plug module 8 of the air switch 6 is connected with the plug site 5 to connect the first channel and the second channel, forming a current loop.

As shown in fig. 2, in the technical solution of the present invention:

the plug module 8 includes a second input terminal 801 and a second output terminal 802, and the second input terminal 801 and the second output terminal 802 correspond to the first input terminal 501 and the first output terminal 502, respectively.

Specifically, the current enters through the incoming line terminal 2 and the first channel, travels to the second input terminal 801 of the air switch 6 through the first input terminal 501 of the plug site 5, travels to the first output terminal 502 of the plug site 5 from the second output terminal 802 of the air switch 6, and travels to the outgoing line terminal 3 through the second channel.

Specifically, the first input end 501, the first output end 502, the second input end 801, and the second output end 802 are respectively provided with a zero line interface a and a live line interface b.

When the plug-in connection is performed, the zero line interface a and the live line interface b of the first input end 501 and the first output end 502 correspond to the zero line interface a and the live line interface b of the second input end 801 and the second output end 802 one to one, so that a wiring error is avoided.

As shown in fig. 1 and 2, in an embodiment of the present invention:

the air switch 6 is mounted in an outer case 9, and the outer case 9 is mounted on a shoulder portion 10 of the apparatus body 1.

Specifically, the air switch of this application structure can be applied to multiple equipment field in the utility model discloses in motor drive equipment includes converter, server, water pump, but and is limited to above-mentioned several kinds of equipment.

The principle is as follows: as shown in fig. 5, a first channel of current is formed between the first input terminal 501 and the incoming line terminal 2; a second path for current flow is formed between the first output terminal 502 and the appearance terminal 3. When the air switch is installed, the second input terminal 801 and the second output terminal 802 of the air switch 6 are correspondingly plugged with the first input terminal 501 and the first output terminal 502 of the plugging position 5, and current enters through the incoming line terminal 2 and the first channel, travels to the second input terminal 801 of the air switch 6 through the first input terminal 501 of the plugging position 5, travels to the first output terminal 502 of the plugging position 5 from the second output terminal 802 of the air switch 6, and travels to the outgoing line terminal 3 through the second channel to connect the previous electrical component and the next electrical component, so as to form a current loop with a circuit breaking protection function.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a motor drive equipment of built-in switching device, includes equipment body (1), equipment body (1) is including inlet wire end (2) and outlet wire end (3) of connecting front and back electrical components respectively, its characterized in that still includes:

the socket module (4), the socket module (4) is fixed in the equipment body (1), and the socket module (4) comprises at least one path of plug-in position (5);

the air switch (6), the said air switch (6) includes the switch body (7), and pluggable plug module (8) inserted in socket module (4); the plug module (8) is matched with the plug-in position (5);

the current enters from the wire inlet end (2), travels to the input end of the air switch (6) through the input end of the plug-in position (5), travels to the output end of the plug-in position (5) from the output end of the air switch (6), and then travels to the wire outlet end (3).

2. The motor driving device with a built-in switching element as claimed in claim 1, wherein the plug-in position (5) comprises a first input terminal (501) and a first output terminal (502), and a first channel for current to pass is formed between the first input terminal (501) and the incoming line terminal (2), and a second channel for current to pass is formed between the first output terminal (502) and the outgoing line terminal (3).

3. The motor driving device with a built-in switching device according to claim 2, wherein the plug module (8) comprises a second input terminal (801) and a second output terminal (802), and the second input terminal (801) and the second output terminal (802) correspond to the first input terminal (501) and the first output terminal (502), respectively.

4. A switching device built-in motor driving device according to claim 3, characterized in that the current enters via the inlet terminal (2) and the first channel, travels through the first input terminal (501) of the plug-in station (5) to the second input terminal (801) of the air switch (6), travels from the second output terminal (802) of the air switch (6) to the first output terminal (502) of the plug-in station (5), and travels through the second channel to the outlet terminal (3).

5. A motor driving device with a built-in switching device according to claim 3, wherein said first input terminal (501), said first output terminal (502), said second input terminal (801) and said second output terminal (802) are respectively provided with a neutral wire interface (a) and a live wire interface (b).

6. A switching device built-in motor driving apparatus according to claim 1, wherein said air switch (6) is installed in an outer case (9), and said outer case (9) is installed in a shoulder portion (10) of said apparatus body (1).

7. The motor driving device with a built-in switching device according to claim 1, wherein the motor driving device comprises a frequency converter, a servo, and a water pump.